虚拟语气学案

虚拟语气适用学科英语适用年级高二适用区域全国课时时长（分钟）60 知识点虚拟语气学习目标1 掌握对于现在事实虚拟的结构和应用2 掌握对于过去事实的虚拟的结构和应用3 掌握对于将来事实的虚拟的结构和应用学习重点虚拟语气在具体语境中的应用，判断出是对于哪种时态的虚拟学习难点虚拟语气在具体语境中的应用，判断出是对于哪种时态的虚拟学习过程一、复习预习复习上节内容，并引入本节课程内容二、知识讲解虚拟语气是一种特殊的动词形式，主要用法有两种： 一是用来表示说话人所说的话不是一个事实，而是一种假设、猜测、怀疑等；一是表示说话人的愿望、要求、命令、建议等。1、虚拟语气在非真实条件句中虚拟条件句主句与现在事实相反的假设If+S+ were/didS+ would/should/might/could ＋V与过去事实相反的假设If+S+ had +doneS+ would/should/might/could ＋have done与将来事实相反的假设If+S+ were/didshould dowere to doS+ would/should/might/could ＋V1. 表示对现在的虚拟：If I were you, I would study hard. If we had time ,we would attend the meeting. 2. 表示对过去的虚拟：If I hadn’ t been ill,I would have seen you. If I had known your telephone number then, I would have called you. 3. 表示对将来的虚拟：If it should rain, the crops would be saved. If it were to snow tomorrow, they would not go out. 考点 / 易错点 1 省略 if 的虚拟语气虚拟条件句中的if 在一些情况下可以省略，请看下面的例子：If it should happen, what would you do? Should it happen, what would you do? If he had recognized me, he would have come over. Had he recognized me, he would have come over. If I were in school again, I would work harder. Were I in school again, I would work harder. 考点 / 易错点 2 混合 /错综型虚拟语气当条件状语从句表示的行为和主句表示的行为所发生的时间不一致时，称为混合虚拟语气或错综虚拟语气，动词的形式要根据它所表示的时间作出相应的调整。If you had followed my advice, you would be better now. If I were you, I would have taken his advice. If you had told me the news y est...